Littelfuse LMF010.HL - TIME DELAY INLINE FUSE, KNOB & HOLDER ASSEMBLY BULK 100-PACK
Littelfuse

LMF010.HL

UPC: 079458113815


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Specification Sheet

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Minimum Qty: 100

Multiplier: 100

*Contact for lower quantities*

Overview

The **Littelfuse LMF010.HL Time Delay Inline Fuse with Knob & Holder Assembly** is a premium industrial-grade solution designed to deliver robust circuit protection in demanding applications. Engineered for high-volume installations, this bulk 100-pack ensures cost-effective reliability without compromising performance. The time delay feature is a critical advantage, allowing temporary inrush currents—such as those from motors, transformers, or capacitive loads—while still providing robust protection against sustained overloads. This makes the LMF010.HL particularly well-suited for environments where equipment startup surges are common, such as manufacturing plants, HVAC systems, power distribution networks, and renewable energy installations. **Key Features & Benefits:** - **Time Delay Technology:** The fuse’s time-delay characteristic enables it to withstand brief current spikes during equipment startup, preventing nuisance tripping while maintaining protection against prolonged faults. This is essential for applications involving inductive loads, where inrush currents can be 5–10 times the normal operating current. - **Integrated Knob & Holder Assembly:** The included knob and holder simplify installation, ensuring secure mounting and easy replacement. The assembly is designed for quick access, reducing downtime during maintenance or troubleshooting. - **Bulk Packaging (100-Pack):** Ideal for large-scale projects or OEM applications, the bulk packaging reduces per-unit costs and streamlines inventory management. Professionals can stock up efficiently while maintaining consistent quality across installations. - **Industrial-Grade Durability:** Constructed from high-quality materials, the LMF010.HL meets rigorous industry standards, including UL and IEC certifications, ensuring long-term reliability in harsh operating conditions. Its robust design resists vibration, temperature fluctuations, and mechanical stress. - **Versatile Applications:** From motor starters and transformers to lighting systems and control panels, this fuse is a versatile choice for protecting sensitive equipment across multiple industries, including automotive, aerospace, telecommunications, and industrial automation. **Why Choose Littelfuse?** Littelfuse is a globally recognized leader in circuit protection, with over a century of innovation and expertise. Their products are trusted by engineers and technicians worldwide for their precision, durability, and adherence to stringent safety standards. The LMF010.HL exemplifies this commitment, offering a balance of performance, cost-efficiency, and ease of use. Whether you’re designing a new system or maintaining an existing one, this time delay inline fuse provides the reliability you need to safeguard critical operations. **Installation & Selection Considerations:** When selecting a time delay fuse like the LMF010.HL, professionals must consider the specific current ratings and time-delay characteristics required for their application. The fuse’s rating should match the equipment’s nominal current while accounting for startup surges. Proper installation involves securing the knob and holder assembly in a well-ventilated location, away from excessive heat or moisture. Regular inspections ensure optimal performance and compliance with safety protocols. For engineers, OEMs, and maintenance teams seeking a dependable, high-performance time delay inline fuse, the Littelfuse LMF010.HL is an excellent choice. Its combination of advanced protection, durability, and bulk packaging makes it a cost-effective solution for both new installations and retrofit projects.
  • Time delay feature prevents nuisance tripping during startup surges
  • Includes knob & holder assembly for secure, tool-free installation
  • Bulk 100-pack reduces costs and streamlines inventory
  • Meets UL and IEC standards for industrial-grade reliability
  • Ideal for motors, transformers, HVAC, and renewable energy systems

Specifications

Series
LMF Series
Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount

GPM-SRR90

Fuse Block 600VAC 600VDC Class CC 30A 1/4in Quick Connect / Solder 90 angle screw Knob Panel Mount
Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20

E1062696

Fuse Holder Modulostar® Size 10x38 IEC 690VAC 690VDC 3-Pole IP20
Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20

C331156

Fuse Holder UltraSafe™ 800VAC 1000VDC UL Fuse size 14x51 1-Pole Visual Indicator Microswitch Pressure Plate IP20
Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8

1SCM8

Fuse Block 1500VAC 1500VDC 400A 1-Pole Stud M8
9F61 Size B Clips 1.6in

9F61BWW460

9F61 Size B Clips 1.6in
POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

LCC5

POWR-JAW clamps improve the contact between fuse and clip. The unnecessary heat from poor contact due to the loss of spring force in the clips can cause nuisance fuse opening and premature aging of surrounding components. High temperature phenolic resin knob designed for the most severe environments 7 sizes to provide effective coverage. Simple design makes installation easy.

Frequently Asked Questions about Littelfuse

What certifications and standards do Littelfuse products comply with?

Littelfuse products are certified to multiple international standards, including UL (Underwriters Laboratories), CSA (Canadian Standards Association), CCC (China Compulsory Certification), and EAC (Eurasian Conformity). Customers can verify specific product certifications by consulting individual product datasheets on Littelfuse.com, which provide comprehensive details about standards compliance for each component.

What industries and applications are Littelfuse products used for?

Littelfuse products are critical for electrical protection and safety across multiple industrial sectors, including manufacturing, automation, power distribution, and electrical control systems. Their comprehensive product portfolio serves industries that require robust electrical protection, including motor and pump applications, solar installations, programmable logic controllers (PLCs), electrical switch panels, and critical infrastructure environments. Key product lines protect against overcurrent, voltage transients, ground faults, and temperature-related electrical risks, ensuring equipment safety and operational reliability.

What technical support does Littelfuse offer?

Littelfuse offers comprehensive technical support through multiple channels. Their Technical Hotline (800-TEC-FUSE) provides direct access to engineers who can help identify issues and recommend solutions. Additionally, Littelfuse offers extensive online Technical Resources at Littelfuse.com, including datasheets, product manuals, whitepapers, application guides, and online design tools. Their experienced product and application engineers also provide step-by-step support from design to installation.

What are the main product lines offered by Littelfuse?

Littelfuse offers comprehensive industrial protection and control product lines, including fuses, fuse holders, protection relays, temperature sensors, and electrical safety components. Their key product categories span surge protective devices, custom OEM products, electrical switch panels, medium voltage fuses, ground-fault protection relays, motor and pump protection devices, and temperature sensors. These products are designed to minimize electrical safety hazards, limit equipment damage, improve productivity, and safeguard personnel from electrical faults.

What are the key features of Littelfuse products?

Littelfuse products feature exceptional circuit protection technologies with key characteristics including UL/IEC safety standard compliance, low internal resistance, and advanced protective capabilities across multiple product lines. Their components provide critical protection for industrial systems, offering features like overcurrent protection, voltage transient suppression, and resettable protection devices with ultra-low resistance and compact designs. Key product lines include fuses, metal oxide varistors (MOVs), TVS diodes, PolySwitch devices, and specialized electronic protection components that enhance system reliability and safety.

What environmental ratings do Littelfuse products have?

Littelfuse products feature comprehensive environmental ratings, including NEMA Type 1, 2, 3, 3R, 4/4X, 12, and 13 certifications, as well as IP65 protection. These ratings ensure superior protection in diverse industrial environments, with an operating temperature range of -40°F to +131°F (-40°C to +55°C). Many products also include UV-stabilized materials and neoprene gaskets for enhanced durability in outdoor and challenging conditions.

What accessories are available for Littelfuse products?

Littelfuse offers several key accessories across their product lines, including fuse holders, voltage monitoring modules, and terminal connectors. Specific accessories include the LPSM003ZXID (indicating) and LPSM003Z (non-indicating) POWR-SAFE Dead Front fuse holders for Class CC and Midget-Style fuses, the VRM6048 voltage monitor accessory module, and female quick connect terminals (P1015 series) in various wire gauge sizes. These accessories are designed to enhance protection, monitoring, and connectivity for Littelfuse electrical components.

What is Littelfuse's warranty policy?

Littelfuse provides comprehensive warranty details on their official website at www.littelfuse.com/warranty. Customers should visit this page to review the specific warranty terms and conditions for their specific product lines. For direct warranty support or questions, customers can contact Littelfuse Technical Support at 1-800-TEC-FUSE or email [email protected].

What communication protocols do Littelfuse products support?

Littelfuse supports a comprehensive range of industrial communication protocols, including PROFIBUS, PROFINET, EtherNet/IP, DeviceNet, Modbus RTU, and CANopen. Our products provide flexible connectivity solutions across multiple industrial automation platforms, enabling seamless integration with various control systems and network architectures.

How are Littelfuse products typically installed?

Littelfuse products are typically installed using specialized mounting hardware like fuse holders, blocks, and panels designed for specific industrial applications. The POWR-SAFE Dead Front holders, for example, provide optimum protection for Class CC and Midget-Style fuses, supporting installations up to 600 VAC/DC. Installation often involves using precision terminals with strain relief, such as 0.25 in. female quick connect terminals, to ensure secure and safe electrical connections in industrial control systems.